The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 23, 2005

Filed:

Sep. 10, 2004
Applicants:

Lan-kai Yeh, Kao Hsiung, TW;

Ming-jye Tsai, Hsin Chu Hsien, TW;

Che-wei Lin, Hsin Chu, TW;

Shao-wen Chen, Feng Yuan, TW;

Jin-cherng Shyu, Ping Tung Hsien, TW;

Inventors:

Lan-Kai Yeh, Kao Hsiung, TW;

Ming-Jye Tsai, Hsin Chu Hsien, TW;

Che-Wei Lin, Hsin Chu, TW;

Shao-Wen Chen, Feng Yuan, TW;

Jin-Cherng Shyu, Ping Tung Hsien, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A42B003/28 ;
U.S. Cl.
CPC ...
Abstract

A heat-dissipation device adopted for a safety helmet which includes a heat-transfer unit that functions as a heat pipe, a heat-dissipation unit connecting to the heat-transfer unit, a vent formed in a front of the heat-dissipation unit that can be closed and opened alternatively by a shutter unit in order to adjust the capacity of heat-dissipation thereof, and a covering unit made of insulative materials and spreading over the heat-dissipation unit. Whereby the heat-transfer unit provides a kind of two-phase flow that is capable of conducting heat rapidly, so as to remove heat gathered in the helmet and improve the comfort level for the wearer.


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